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Tags：#Antibody Detection Kit #Procurement price comparison #Lead time #Preclinical studies #Reagent acceptance
All Answers2
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Cell2469
23 days ago
做国产替代时，别只看报价，要求供应商提供原料来源、抗体配对、标准品溯源、批间波动和开封稳定数据。自验可用低中高水平阳性与临界样本，评估稀释线性、回收率和板间重复性；同时记录运输温度、到货冰袋状态、开封后效期，避免多次冻融。建议至少两家国产做同批样本比对，确认后再批量采购。
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David3890
2026-10-05
采购时建议把关键节点用货和常规消耗备货分开。进口品牌如果确实稳定，可先买小包装或试用装确认性能，同时锁定下一批货期；国产可找有临床前血清验证报告、能提供批次质控和冷链记录的厂家，做同一批样本平行盲测。价格不是唯一指标，重点看灵敏度、批间差、回收率、说明书基质适用性，以及退换货是否接受性能不合格。
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